10340515723 has 2 divisors, whose sum is σ = 10340515724. Its totient is φ = 10340515722.

The previous prime is 10340515709. The next prime is 10340515733. The reversal of 10340515723 is 32751504301.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10340515723 is a prime.

It is a super-2 number, since 2×10340515723² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10340515733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5170257861 + 5170257862.

It is an arithmetic number, because the mean of its divisors is an integer number (5170257862).

Almost surely, 2^10340515723 is an apocalyptic number.

10340515723 is a deficient number, since it is larger than the sum of its proper divisors (1).

10340515723 is an equidigital number, since it uses as much as digits as its factorization.

10340515723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 31.

The spelling of 10340515723 in words is "ten billion, three hundred forty million, five hundred fifteen thousand, seven hundred twenty-three".